import java.util.Scanner;

public class GuessNumber {
    public static void main(String[] args) {
        System.out.println("欢迎来到猜数字");
        int answer = (int)(Math.random()*100+1);
        String again;
        int guess;
        Scanner scan = new Scanner(System.in);
        do {
            for (int i = 0; i < 7; i++) {
                System.out.println("请猜一个1-100之间的整数（含1和100）“你还有：" + (7 - i) + "次机会；");
                try {
                    guess = scan.nextInt();
                } catch (Exception e) {
                    System.out.println("请输入合法数字");
                    scan.next();
                    continue;
                }
                if (guess == -1) {
                    break;
                } else if (guess > answer) {
                    System.out.println("大了!");
                } else if (guess < answer) {
                    System.out.println("小了!");
                } else {
                    System.out.println("恭喜你!猜对了!");
                    break;
                }
            }
            System.out.println("很遗憾！次数用光了！");
            System.out.println("在玩一次码？(y/n)");
            again = scan.next();
        }while(again.equalsIgnoreCase("y"));

    }
}
